Answer:
Yes, he is correct because 35 percent of 20 is 7.
Step-by-step explanation:
A) A person who buys items in the store
A consumer is someone who takes , or in this case buys. I hope I helped!
Answer: 
Step-by-step explanation:
m=
=
Answer:
b. The slope of the line
Step-by-step explanation:
To explain the question statement, first we view the pattern of regression of equation which is
Y=a+bx
Where Y is dependent variable and x is an independent variable.
a represents the Y-intercept and depicts the value of dependent variable y when independent variable x=0. b represents the slope in the regression equation and interpreted as unit change in dependent variable Y due to unit change in independent variable X.